Company lists · Data refreshed October 2026

Top 20 Cyberdefense technology providers based in Denver, United States

Name: Cyberdefense technology providers based in Denver, United States
Creator: RevenueBase
License: https://creativecommons.org/licenses/by/4.0/

Compiled by the RevenueBase Data Team Data refreshed Oct 11, 2026 38 companies tracked

RevenueBase identified 38 company matches for cyberdefense technology providers associated with Denver, United States as of October 2026 and tracks 760 professional contacts across them, including 440 with verified work emails. Across the United States, New York is the largest hub for this category (156 companies); Denver has 38.

This list covers company matches for cyberdefense technology providers associated with Denver, United States, found by RevenueBase SmartSearch using the meaning of business descriptions in its company graph at Exact. Ranked by professionals tracked, largest first. Rows show recorded descriptions where available, Exact search membership and the snapshot date. Data refreshed October 11, 2026.

Published by RevenueBase, a B2B data infrastructure company. This list was built with RevenueBase SmartSearch, the natural-language company search RevenueBase customers use to build their own targeted lists and unlock verified emails and direct dials at the companies on them. How these lists are built and judged.

How to read this list RevenueBase SmartSearch · Exact Recorded Oct 11, 2026 How this list was built

38Companies

760Contacts tracked

440Verified emails

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The 20 largest cyberdefense technology providers based in Denver, United States

Ranked by team size

Top 20 of 38 company matches for cyberdefense technology providers based in Denver, United States, ordered by professional contacts tracked in RevenueBase, largest first. Recorded Oct 11, 2026. The RevenueBase SmartSearch column shows Exact match membership in this saved search. Click a contact count to view that company's people. Totals use company locations recorded by RevenueBase; the displayed preview is a smaller selection.
#	Company	RevenueBase SmartSearch	Headquarters	Employees	Contacts
1	RED Canary, A Zscaler Company	Exact match	Denver, CO, United StatesHQ recorded Oct 11, 2026	201-500	313 contacts →
	Exact match “Red Canary stops cyber threats no one else does, so organizations can fearlessly pursue their missions.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
2	TODYL	Exact match	Denver, CO, United StatesHQ recorded Oct 11, 2026	51-200	127 contacts →
	Exact match “Our platform empowers businesses with comprehensive cybersecurity delivered through a single-agent platform.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
3	Directdefense	Exact match	Denver, CO, United StatesHQ recorded Oct 11, 2026	51-200	99 contacts →
	Exact match “DirectDefense provides enterprise risk assessments, penetration testing, ICS/SCADA security services, and 24/7 managed security services for companies of all sizes.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
4	Accuvant	Exact match	Denver, CO, United StatesHQ recorded Oct 11, 2026	501-1,000	49 contacts →
	Exact match “Accuvant is a leading provider of information security services and solutions serving enterprise-class organizations across North America.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
5	Darkowl	Exact match	Denver, CO, United StatesHQ recorded Oct 11, 2026	11-50	31 contacts →
	Exact match “DarkOwl is a Denver-based company that empowers organizations to continually improve their cybersecurity defenses using darknet intelligence.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
6	Cyber Sainik	Exact match	Denver, CO, United StatesHQ recorded Oct 11, 2026	11-50	24 contacts →
	Exact match “Cyber Sainik protects organizations from contemporary, sophisticated threats by delivering enterprise-level tools, methods, procedures, and profound expertise, alongside…” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
7	Point Solutions Security	Exact match	Denver, CO, United StatesHQ recorded Oct 11, 2026	11-50	10 contacts →
	Exact match “Point Solutions Security was born from a belief that anything is possible when you step outside your comfort zone and push boundaries.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
8	Teamlogic IT Of West Denver	Exact match	Denver, CO, United StatesHQ recorded Oct 11, 2026	11-50	7 contacts →
	Exact match “How do you feel about your organization's IT and cybersecurity?” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
9	Brush Cyber	Exact match	Denver, CO, United StatesHQ recorded Oct 11, 2026	51-200	5 contacts →
	Exact match “At Brush Cyber, we understand that in today's digital landscape, cybersecurity isn't just an afterthought-it's a strategic imperative.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
10	Technologywest	Exact match	Denver, CO, United StatesHQ recorded Oct 11, 2026	1-10	4 contacts →
	Exact match “TechnologyWest is a Colorado-based IT services provider delivering cybersecurity solutions, managed IT services, cloud infrastructure, networking, unified communications, and…” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
11	Devildog Cybersecurity	Exact match	Denver, CO, United StatesHQ recorded Oct 11, 2026	11-50	4 contacts →
	Exact match “DevilDog specializes in making cybersecurity easy with complete customized security solutions from start to finish.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
12	Cynthetic Systems	Exact match	Denver, CO, United StatesHQ recorded Oct 11, 2026	1-10	4 contacts →
	Exact match “Every Cynthetic Systems engagement is managed and ongoing, not a one-time project.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
13	Iron Aegis LLC	Exact match	Denver, CO, United StatesHQ recorded Oct 11, 2026	11-50	3 contacts →
	Exact match Recorded description not available. Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
14	Rearden Logic, INC	Exact match	Denver, CO, United StatesHQ recorded Oct 11, 2026	11-50	3 contacts →
	Exact match “Specializing in Cyber, RF, and Reverse Engineering” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
15	Security Pursuit, LLC	Exact match	Denver, CO, United StatesHQ recorded Oct 11, 2026	1-10	3 contacts →
	Exact match “Security Pursuit provides computer security services to help organizations protect their business-critical information systems.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
16	KI Security And Compliance Group	Exact match	Denver, CO, United StatesHQ recorded Oct 11, 2026	11-50	2 contacts →
	Exact match “For over twenty years, one of Ki Security and Compliance Group’s primary focuses has been combating ever expanding threats on enterprise networks and across the internet.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
17	Rockcyber	Exact match	Denver, CO, United StatesHQ recorded Oct 11, 2026	11-50	2 contacts →
	Exact match “RockCyber, a premier cybersecurity firm, is laser-focused on providing cutting-edge security services that protect businesses from dynamic cyber threats.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
18	ZEN Technology Solutions	Exact match	Denver, CO, United StatesHQ recorded Oct 11, 2026	1-10	2 contacts →
	Exact match “Delivering full service small business IT support and protecting Colorado small businesses from malware and cyber-related risk.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
19	Paragon Security Solutions	Exact match	Denver, CO, United StatesHQ recorded Oct 11, 2026	1-10	2 contacts →
	Exact match “Forged amidst a pandemic and record-high cybersecurity attacks, Paragon consists of a small team dedicated to transform employees from zero to hero.” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase
20	Artifice Security	Exact match	Denver, CO, United StatesHQ recorded Oct 11, 2026	1-10	2 contacts →
	Exact match “Artifice Security simulates real-world cyberattacks on your network, applications, infrastructure, and personnel to uncover hidden security risks and deliver clear, actionable…” Recorded in the RevenueBase company graph · Oct 11, 2026 · View company records in RevenueBase

RevenueBase SmartSearch

Describe a niche business in your own words. RevenueBase SmartSearch compares the meaning of your description with company business descriptions compiled in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit.

This list uses Exact for “cyberdefense technology providers”. Each Exact match badge shows membership in that saved search; it is not an individual similarity score or a service-quality rating. Recorded descriptions are shown where available.

Showing 20 of 38 cyberdefense technology providers based in Denver, United States

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Cyberdefense technology providers based in Denver, United States at a glance

As of Oct 11, 2026

57.9%Verified-email coverage

20.0Average contacts per company

11-50Median size (employees)

Oct 11, 2026Page data refreshed

Companies by employee count

1-10

11-50

51-200

201-500

501-1,000

Email recency for this list is measured across the whole United States list rather than for Denver, so it is reported there. Company counts and contact totals on this page are exact for Denver, over 38 companies.

How this list was built

The recorded descriptions help you assess these company matches. Check a company’s website for its current services and locations.

Source: The RevenueBase company graph: 60 million companies and 398.9 million professional contacts resolved from primary sources, queried with RevenueBase SmartSearch, the natural-language company search available to every RevenueBase user.
What qualifies: Company records associated with Denver, United States whose business descriptions match “cyberdefense technology providers” by meaning at the Exact setting. Descriptions are compiled in the RevenueBase company graph from public websites, profiles and company information where available; they are not guaranteed quotations from the company's website.
RevenueBase SmartSearch: Describe a niche company in your own words to find businesses by meaning. Exact, Similar, Related and Broad control the breadth of RevenueBase SmartSearch. This saved list uses Exact. Each row's Exact match badge shows inclusion in that search, not an individual score or a service-quality judgment.
Public preview: The public preview omits records without a verified work email. Where headquarters information is recorded, preview rows are also filtered to this page’s location. Dataset totals and geographic summaries describe the full matched records before these preview filters.
Match quality: RevenueBase's August 25, 2026 study assessed 4,198 description/company pairs across matching settings. The publisher reports 86% good or better at Exact. This evaluates the method across queries; it does not audit this individual list. Recorded company descriptions, where available, help you judge each match yourself. Read the full methodology: how the lists are built and what the study measures.
Ranking: Team size, largest first: companies are ordered by the number of professionals RevenueBase tracks at each one. Employee ranges shown are reported bands, for context.
Verification: Every displayed company carries at least one verified work email. RevenueBase tracks 440 professional contacts with verified work emails across the full matched dataset. Contacts re-verify on a rolling cadence, and each contact's own verification date is shown inside RevenueBase.
Refresh: This page's figures were pulled from the company graph on October 11, 2026. Lists refresh periodically as the graph is re-checked.
Record context: Company records and descriptions can change. Check the company's website for its current services and locations.

Cyberdefense technology providers by metro in the United States

Frequently asked

What is RevenueBase SmartSearch?

RevenueBase SmartSearch finds niche companies by the meaning of their business descriptions in the RevenueBase company graph. Exact, Similar, Related and Broad control how closely companies must fit your description. This list uses Exact for “cyberdefense technology providers”; each Exact match badge shows search membership, not an individual similarity or quality score.

How many cyberdefense technology providers are there based in Denver, United States?

RevenueBase identified 38 company matches for cyberdefense technology providers associated with Denver, United States as of October 2026, using the meaning of business descriptions at Exact. This is the recorded matched set in the RevenueBase company graph.

What is the largest company on this list?

RED Canary, A Zscaler Company tops the displayed preview by professional contacts tracked in RevenueBase. Recorded headquarters appear in the company rows.

Which city in the United States has the most cyberdefense technology providers?

New York leads the United States with 156 company records, followed by San Francisco (91) and Austin (89). Denver has 38.

How do I get contact information for these companies?

A free RevenueBase account lets you run this exact search and work limited free results with 500 credits to start. Upgrading provides access to the 440 professional contacts with verified work emails tracked across these 38 companies; direct dials are available where recorded.

How current is this list?

The list refreshes periodically as the company graph is re-checked. This page's figures were pulled on October 11, 2026.

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About this data

RevenueBase is a B2B data infrastructure company. Its company graph covers 60 million companies and 398.9 million professional contacts, with emails verified on a rolling cadence rather than scraped once and left to decay. These company lists are generated directly from that graph with RevenueBase SmartSearch, the same natural-language company search every RevenueBase user has: describe a market in plain words, get the companies that match, and add verified emails and direct dials for the people at them. It is the same data that powers RevenueBase's B2B data products, and a free account includes 500 credits to start. How these lists are built and judged.